French explorer and naval officer Jean-Fran ois de la P rouse (1741-88) was, after James Cook, the greatest explorer of the Pacific in the eighteenth century. In 1785, La P rouse was commissioned by Louis XVI to head an expedition into the uncharted regions of the Pacific Ocean. Setting out from France, the expedition over the next three years was the first to map the coasts of California, Alaska, and Siberia. From there, La P rouse continued to Easter...